Rear Axle | GM Truck

GM Chevy Chevrolet Truck Rear Axles

Sierra Gear Replacement Rear Axle Shafts for GM Trucks


Sierra Gear & Axle stocks a complete line of  replacement, performance and Chromoly axle shafts for GM Trucks, Vans and 4×4’s. Performance axle shafts include chromoly and standard alloy with stock or upgraded splines, as well as cut-to-fit axle shafts for custom housings. If you don’t see the Axle Shafts you are looking for in the application chart below, give us a call at 800-792-2714 as we are constantly adding new applications to our inventory.

Get the job done right with one of our Axle Bearing and Seal Kits featuring OEM components from manufacturers like Timken, Koyo, National and Spicer

GM Truck Rear Axle Shaft Application Chart:

GM TRUCK REAR AXLE SHAFTS
GM 7.5”, 7.625” & 8” TRUCK – REAR AXLE SHAFTS
YEAR APPLICATION LUG SP LENGTH SIDE OEM # SIERRA #
82-90 S-10 OR BLAZER 2WD 5 26 26 9/16” B 14030355 SA 14030355
79-89 S-10 OR BLAZER 4WD 5 26 29” B 14035368 SA 14035368
85-89 ASTRO VAN AXLE 5 26 34 ¾” L 14074821 SA 14074821
85-89 ASTRO VAN AXLE 5 26 30 5/16” R 14074822 SA 14074822
88-90 S-10 2WD 7.625 5 28 26 9/16” B 26009534 SA 26009534
88-99 S-10 4WD 7.625 ABS 5 28 29” B 26013882 SA 26013882
90-05 ASTRO VAN AXLE 5 28 34 13/16” L 26011054 SA 26011054
90-05 ASTRO VAN AXLE 5 28 30 5/16” R 26011055 SA 26011055
90-96 ISUZU RODEO 6 28 28 ¼” B 26014613 SA 26014613
91-93 S10 2.5 ABS BLAZER 5 28 29 1/8” B 26015260 SA 26015260
95-01 S10 2WD NON ABS 5 28 26 9/16” B 26058696 SA 26058696
97-03 S10 4WD NON ABS 5 28 29” B 26050549 SA 26050549
GM 8.5” & 8.625” TRUCK – REAR AXLE SHAFTS
YEAR APPLICATION LUG SP LENGTH SIDE OEM # SIERRA #
80-87 ½ TON TRUCK 2WD 5 28 31 7/16” B 14035542 SA 14035542
80-87 ½ TON TRUCK 4WD 6 28 31 5/16” B 14039547 SA 14039547
88-90 ½ TON AEROTRUCK 4WD 6 28 33 1/16” B 15521892 SA 15521892
79-86 ½ & ¾ TON VAN 5 28 33 5/16” B 14042690 SA 14042690
88-91 TRUCK 2WD 5 30 31 5/16” B 26010415 SA 26010415
88-91 TRUCK 4WD 6 30 31 5/16” B 26010414 SA 26010414
88-95 ½ & ¾ TON VAN 5 30 33 5/16” B 26013313 SA 26013313
89-97 ½ TON AEROTRUCK 2WD 5 30 31 13/16” B 26010417 SA 26010417
89-97 ½ TON AEROTRUCK 4WD 6 30 33” B 26010416 SA 26010416
98-99 S10 ZR2 5 30 30 15/16” B 26058547 SA 26058547
99-07 ½ TON TRUCK 6 30 33 5/8” B 12471369 SA 12479285
00-07 ½ TON SUBURBAN / TAHOE 6 30 33 5/8” B 12471369 SA 12479285
99-07 ½ TON TRUCK ABS 6 30 33 5/8” B 12479285 SA 12479285
 GM 12 BOLT TRUCK – REAR AXLE SHAFTS
YEAR APPLICATION LUG SP LENGTH SIDE OEM # SIERRA #
64-69 ½ TON 2/4WD SHORT 6 30 30 5/8” B 3893605 SA 3893605
70-81 ½ TON 4WD 6 30 31 5/16” B 14071750 SA 14071750
70-81 ½ TON 2WD 5 30 31 5/16” B 14071751 SA 14071751
70-81 12T VAN 5 30 33 5/16’ B 26013313 SA 26013313
GM 9.5” TRUCK – REAR AXLE SHAFTS
YEAR APPLICATION LUG SP LENGTH SIDE OEM # SIERRA #
81-96 ¾ TON 2WD 4WD 8 33 32 9/16” B 14035395 SA 14035395
88-98 ¾ TON 8 33 31 13/16” B 15522070 SA 15522070
88-98 ¾ TON 4WD 6 33 33 1/8” B 15521928 SA 15521928
88-89 VAN 2WD 6 33 31 9/16” B 15522068 SA 15522068

Find the authorized dealer or installer nearest you, or call Sierra Gear & Axle:

Sierra Gear & Axle Tech Support

 Differential Repair Kit Ring Pinion DealersFind the axle you need? Locate a Distributor or call (800)792-2714 for ordering information.